A named area in computer memory. It has a name and a value. It could be a number, string or function.

• Variable

• Concatenation

• Repeat

• User Input

This command can be used to make a block of commands run a set number of times or forever.

• Repeat

• Variable

• IF

• IF/ELSE

When a program requires an input from a user such as a click or text from a keyboard.

• Output

• User Input

• Algorithm

• Procedure

Use this command to run a block of commands after a timed delay or at regular intervals.

• Algorithm

• Run

• Wait

• Timer

A conditional command. This tests a statement. If the condition is true, then the commands inside the ‘if block’ will be run. If the condition is not met, then the commands inside the ‘else block’ are run.

• IF

• IF/ELSE

• ELSE

• ELSE/IF

An element in a computer program that can be changed using actions or properties

• Variable

• Property

• Thing

• Object

Information that comes out of the computer e.g. sound.

• Keyboard

• Music

• Output

• Input

A sequence of characters, which could form words, phrases or even whole sentences

• Function

• String

• Variable

• Rope

A conditional command. This tests a statement. If the condition is true, then the commands inside the block will be run.

• Maybe

• Repeat

• IF

• Function

A model that represents a real or imaginary situation.

• Program

• Code

• Systems software

• Simulation